Matches 1 - 50 out of 64 1 2 >
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7267065 Sailing vessel with lateen sail rigging  
A lateen rigged sailing vessel having a mast; a luffspar; a boom; a pair of lateral struts; and a lateen sail, has a lower end of the mast mounted forward on the vessel and positioned on the...
7165501 Sail conversion kit and method for small watercraft  
An assembly for converting a non-sailing boat to a sailboat comprises a sailing keel adapted to be removably attached to the keel of a boat, a first and a second support frame, one or more straps...
6938567 Multi-functional sailboard  
A multi-functional sailboard includes a body having a seating section and a dagger. A mast section is connected to the bow of the body and is movable between raised and lowered positions. The mast...
6615758 Portable sail kit  
A “V”-shaped sail is mounted to flexible tubular members. The tubular members are permitted to flex as wind speed increases. This lowers the effective center of effort and the area of the sail...
6609471 Sailing boat having mast force detection  
A method of operating a sailing boat is provided, comprising detecting a force of a mast of a sailing boat on a mast step of a hull of the sailing boat, while the sailing boat is sailing across a...
6435118 Pawley sailboat and rigging design  
A sailboat with a planning hull and a mast stepped aft of amidship. The mail sail and foresails are loose footed and attached to a midstay and forestay respectively. The mast is angled towards the...
6032599 Suspension apparatus for a sailboard  
A suspension apparatus is described for use in the sport of windsurfing. The apparatus reduces loads exerted by a mast member on a sailboard, and includes a shock absorbing system having a...
5954007 Catamaran for sailing and rowing  
A catmaran has a U-shaped mast, and either a triangular lateen sail, or a four-sided lug sail, and provisions for rowing, allowing the catamaran to be propelled either by sails or by oars.
5570651 Sailing vessel with adjustable mast  
A sailboat is provided with an adjustable mast system in which the base of the mast is pivotally attached to the top deck surface of the sailboat hull. Hydraulic cylinders connected to and integral...
5463969 Free standing boom with substantially constant leech tension  
A sailboat provided with a free standing boom and in one version with a free standing mast that is separate from and immediately adjacent and forward of the boom mounting. The boom is separately...
5396856 Sailboard  
The sailboard (1) adapted to receive on its upper surface a mast (2) adapted to support a sail and fixed by a mast foot (3) on the board (1), and foot supports (4) adapted to retain the feet of a...
5373799 Collapsible sailing rescue watercraft  
In a preferred embodiment, a watercraft which is carried by a main watercraft, including: a longitudinally extending horizontal central hull portion; port and starboard longitudinally extending...
5280760 Sailing craft  
A sailboat apparatus includes a hull having a bottom, bow and stern portions along with a central portion and at least one mast for supporting a sail extending above the hull. The mast is mounted...
5072682 Sailboat with a pivoted mast-to-hull mounting system  
Substantial improvements in design, cost, performance, safety and comfort could be had in sailboats if the hull were to navigate in a level attitude even under strong wind conditions. This is...
4934295 Sailing vessel  
A sailing boat with an A-shaped mast pivotally connected to the topside of the cabin and sloping forwardly from the connection points. A backstay holds the mast in its inclined operating position....
4917035 Monohull sailboat with enlarged deck area  
A lightweight monohull sailboat of length less than sixteen feet having a clear uninterrupted, full beam, deck area above the waterline of the hull of at least sixteen square feet. The sailboat is...
4867089 Structural system for inclining sailboat masts to windward  
The present invention relates to a structural system with which the mast of a sailboat can be forced against the wind and inclined to windward. This is accomplished with a new sailing element, a...
4825790 Sailing craft  
A sailing craft having components that can be readily assembled or disassembled for use includes a conventional mast and sail received in a forward end portion of a U-shaped frame. This frame...
4799443 Swing sail boat  
A novel rigging for a sailboat is disclosed in which the mainsail is mounted between a luff boom and a foot boom, the luff boom being attached to the top of the mast by a fitting that allows...
4788924 Sailing system  
A sail assembly for use with a hull, comprising a base and a mast mounted on the base for rotation about a vertical axis, the mast also extending at a mast tilt angle with respect to the vertical....
4751889 Collapsible canoe  
A canoe adapted to be collapsed or disassembled for transportation but which, when assembled is capable of use in sea-going applications, the canoe comprising a fore skeletal half frame and an aft...
4750446 Inflatable sailboat  
An inflatable sailboat which may be constructed principally of plastic sheet stock and plastic tubing and be easily assembled for use and disassembled for storage and shipping. A sailboat with an...
4706590 Deck mounted lateral mast rake adjuster  
A sailing vessel is disclosed in which a mast is pivotally connected to the hull at the lower end thereof and an athwartship structure is provided in the form of a support rigidly mounted to the...
4697534 Fabricated spar adapter sailing rig  
A sailing vessel is provided with an improved rig which utilizes a fabricated adapter having a downwardly depending leg rotatably held in the hull of the boat and having a first forwardly angled...
4682557 Sailing wing  
A sailboard with a wing-like sail pivoted to the top of a mast for free roll motion but constrained against pitch. The wing may have a leading edge flap. The wing is made from a sail stretched on a...
4624208 Mast supporting structure  
A mast supporting structure for an inflatable dinghy including a pair of stringers for connection to the floor of the dinghy, a mast receiving tube adapted to receive the lower end of a mast, a...
4621587 Boat construction  
A demountable catamaran assembly includes a pair of cockpit-equipped, kayak-type canoe hulls laterally joined in spaced-apart relationship by the frame of a trampoline. Longitudinally spaced pairs...
4584957 Multi-hull sailing vessel with variable lift  
A double-ended two hull sailing vessel has a main hull and an auxiliary hull, where the distance between the auxiliary hull and the main hull can be varied for controlling heel. The mast is...
4501215 High heel angle mast stay release structure  
An upright mast is mounted from the lateral center of the hull of a sail boat having opposite sides. The lower end of the mast is pivotally supported from the hull for angular displacement about a...
4489957 Tool for sailing with skates etc.  
A tool for sailing with skates, skis, roller-skates, skate-board or corresponding gears. The invention consists of a carrier bar (1), fastening points (24,25) movable in the longitudinal direction...
4455959 Apparatus for supporting the mast of a sailing board  
An apparatus for supporting the mast of a sailing board includes a guide rail fixedly mounted on the top face of the sailing board and extending along the length of the sailing board, a member...
4449466 Sailboard  
The sailboard has an opening, which contains a tongue of a mast base, which is articulatedly connected to the mast, so that the mast base is detachably connected to the sailboard. One side face of...
4367688 Sailboat rig  
Sailboat having twin booms, doubled sail and rotatable mast permits conventional sailing with both booms and sail sections on same tack or with booms spread, wing and wing, to run before the wind...
4345535 Sailboat trimming and stabilizing system  
A system for sailboats for the purpose of maintaining the trim or attitude of the hull in a level position and at the same time adjusting the rigging and keel. The mast is made so that it can tilt...
4314518 Simplified sailing system  
A method and device are disclosed for sailing a wind-propelled vehicle whereby when a rig positioning indicator identifies the same portion of an identifiable code on a second coded structure that...
4236476 Articulate mast footing arrangement, in particular for wind surfboards  
A connecting arrangement for connecting two elements with one another, particularly a mast and a boat body of a wind surfboard comprises a male member connected with one of the elements, and a...
4230060 Sailing system  
A mast is mounted onto a boat for 360° rotation about its longitudinal axis, relative to the sailboat and the rigging for the mast. The rigging braces the mast against buckling and comprises a...
4149481 Supporting structure for sail mast  
This sail mast supporting brace structure of Y or T configuration is intended for a single-hull boat and comprises three arms adapted to be secured one to the bow and the other two to the lateral...
4138960 Sailboat construction  
A sailboat of the positive displacement type having a novel construction including transverse and longitudinal interior tubular structural frames for absorbing the loads from the mast including the...
4112861 Mast stepping and unstepping structure  
A sailboat hull is provided including an upright mast having upper and lower end portions. First structure pivotally supports the lower end of the lower end portion of the mast from the hull for...
4108100 Rigging base for plural-hull sailing craft and methods for sail control  
An elongated spar is attached longitudinally to cross-members interconnecting the hulls of plural-hull sailing craft, which spar projects forward to provide points of attachment for the forestays...
4077345 Sailboat construction  
A sailboat which includes a hull and a sail assembly with the sail assembly being rotatable with respect to the hull. The rotational axis of the sail passes through the center of the sail so that...
4073254 Sailing mast for sailing boards  
In a sailing board having a tiltable and rotatable mast which is held by the user during sailing and is supported on the board by a base fitting, a lower portion of the mast adjoining the base...
4047492 Sailing device  
Portable apparatus for propelling a person floating in water. A person floating naturally face-up in the water can position herself over a floatable support member positioned in such a manner that...
4005669 Mast displacement mechanism  
A mast displacement mechanism for a vessel having a hull and an upstanding mast comprising a cradle supported by the hull and defining track structure of a radius of curvature of a first...
3972300 Sailing craft  
A sailing craft having a one-piece hull design with a unitary mast, keel and ballast assembly that is mounted on the hull of the craft so that the mast, keel and ballast assembly can rotate...
3959837 Dinghy with mast well  
A small dinghy or pram having an elongated mast receiving well or slot is disclosed. The dinghy is intended to be stowed on the deck of a larger sailboat with the larger boat's mast being received...
3862613 RIGGING SYSTEM FOR SAILBOAT  
The rig of a sailing yacht wherein one or more swept spreaders and conventional shrouds are provided with stays running diagonally downward from the tip of the spreaders to the attachment of the...
3802371 SAILING RIG  
Sailing rig for a sailing vessel in which a pair of sails are transversely spaced from each other and on opposite sides of a main mast mounted on the centerline of the hull. These sails are both...
3788257 FIN-KEEL CATAMARAN  
A catamaran type yacht is disclosed which is of very narrow overall beam, having an elongated fin-type keel adjustably mounted on the fore-to-aft center line between its dual hull sections; and...
Matches 1 - 50 out of 64 1 2 >